. >>> barack obama and mitt romney duking it out now at the home stretch. the new poll showing the race in a key battleground state is slipping away from romney. why he says he is not worried. >> and the bay area native who survived a deadly of a good afternoon. what he is saying about his ordeal. >> and a quarter of a million dollar jackpot lost in san francisco. >> and then later on "nightline" -- >> i'm cynthia mcfaden, coming up next on "nightline," in the rebellion against the new healthy school lunch guidelines. and from harry potter to a new book for adults only. >>> there has been a major shift in momentum in the race for president. new polls show president obama now 10 points up on mitt romney in ohio which is a key battle ground state. abc news has moved ohio out of the toss up column and into the obama column. that gives the president 255 likely electoral college votes to 206 for romney. 270 are needed to win. both campaigned in the buckeye state today. abc news reporter david muir asked about the poll numbers tonight. >> i'm curious what you wou